Speech and Audio Signal Modeling | NTT Communication Science Laboratories | NTT R&D Website
of audio signal processing in recent years. However, the model employed in this approach has one
https://www.rd.ntt/e/cs/team_project/media/recognition/research_media03.html
Hiroshi Sawada | NTT R&D Website
(Feb. 2006 - Feb. 2009) Member/Associate Member, the Audio and Acoustic Signal Processing Technical
https://www.rd.ntt/e/organization/researcher/superior/s_007.html
Tomohiro Nakatani | NTT R&D Website
Processing, Tutorial, April 2012 Keywords Statistical Audio Signal Processing, Computational Auditory Scene
https://www.rd.ntt/e/organization/researcher/superior/s_012.html
Listening to human speech in noisy reverberant environments | NTT Communication Science Laboratories | NTT R&D Website
their outputs according to the statistical speech model. Unified framework of audio signal processing
https://www.rd.ntt/e/cs/team_project/media/signal/research_media06.html
Kenta Niwa | NTT R&D Website
", In Proceeding of IEEE Statistical Signal Processing Workshop (SSP 2018), pp. 80-84, 2018. Keywords
https://www.rd.ntt/e/organization/researcher/special/s_061.html
丹羽 健太 | NTT R&D Website
Computing for Heterogeneous Data Sets", In Proceeding of IEEE Statistical Signal Processing Workshop (SSP
https://www.rd.ntt/organization/researcher/special/s_061.html
Recognition Research Group | NTT Communication Science Laboratories | NTT R&D Website
acoustic signals Media Search Speech and Audio Signal Modeling High fidelity color reproduction and
https://www.rd.ntt/e/cs/team_project/media/recognition/
Main Topics | NTT Communication Science Laboratories | NTT R&D Website
. Buru-Navi Sports Brain Science Media Information Science Media Search Speech and Audio Signal Modeling
https://www.rd.ntt/e/cs/research_topic/
Computational Modeling Research Group | NTT Communication Science Laboratories | NTT R&D Website
/ACM Transactions on Audio, Speech, and Language Processing (IEEE/ACM TASLP), 32, 2213-2226. Daisuke
https://www.rd.ntt/e/cs/team_project/media/computational_modeling/
poster_en_17.pdf
intelligible native-like speech. We take a signal processing-based approach using our recently developed model
https://www.rd.ntt/cs/event/openhouse/2017/exhibition/17/poster_en_17.pdf
NTT Communication Science Laboratories Open House 2013 Program
information from speech and audio signals - Generative modeling approach to speech and audio signal processing
https://www.rd.ntt/cs/event/openhouse/2013/program_en.html
hosica03.dvi
statistical features,” in Proceeding of International Conference on Acoustics Speech and Signal Processing
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0213.pdf
ica03-2.dvi
this field by ob- serving that audio and visual data off a video stream exhibit some statistical
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0060.pdf
NTT R&D Website | NTT, Inc.
Basic research Fellow:Dr.Takehiro Moriya Research subject:Speech/audio signal processing and coding
https://www.rd.ntt/e/
paper_new4.dvi
new algorithm in the field of digital audio signal processing commonly con- sists of three development
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/cdrom/data/0015.pdf
paper.dvi
algorithm working in the fre- quency domain,” Signal Processing, vol. 80, no. 9, pp. 1733–1745, Sept. 2000
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/cdrom/data/0016.pdf
NTT Communication Science Laboratories Open House 2013 Schedule
- Generative modeling approach to speech and audio signal processing - Hirokazu Kameoka, Media Information
https://www.rd.ntt/cs/event/openhouse/2013/schedule_en.html
ica2003.dvi
mix- ing, e.g., in processing of audio signal [25]. This paper will not provide a detailed discussion
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0214.pdf
Abstracts of plenary talks
algorithms will be demonstrated with audio samples. The Automatic DJ: An appealing and instructive signal
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/plenary_abst.html
0008.pdf
determine the underlying statistical model of the speech amplitude. From the audio impression we favor �� X
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/cdrom/data/0008.pdf
Undertaking Research on Audio Source Separation and a Method for Training Hardware-oriented Neural Networks by Using Algorithms That Exploit Correlations and Complex Numbers | NTT R&D Website
, and 2001. He joined NTT in 1993. His research interests include statistical signal processing, audio
https://www.rd.ntt/e/research/JN202503_32652.html
0055.pdf
Application of Signal Processing on Audio and Acoustics, New York, 2001. 4. Prasad.R.K, H.Saruwatari, A.Lee, K
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/cdrom/data/0055.pdf
0085.pdf
. 11th IEEE Workshop on Statistical Signal Processing, vol. II, pp. 496–499, 2001. [20] T. Lotter and P
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/cdrom/data/0085.pdf
メディア認識研究グループ|NTTコミュニケーション科学基礎研究所|NTT R&D Website
Signal Processing (ICASSP), 2020, pp. 111-115. L. Li, H. Kameoka, and S. Makino, "Determined Audio Source
https://www.rd.ntt/cs/team_project/media/recognition/
0088.pdf
filtering,” Signal Processing, vol. 82, pp. 709–712, 2002. [3] L. Benaroya, R. Gribonval, and F. Bimbot
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0088.pdf
ICA2003em.dvi
in cosmic microwave background imaging. In statistical signal processing, the contrast functions are
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0116.pdf
Signal Processing Research Group | NTT Communication Science Laboratories | NTT R&D Website
Analysis for Determined Audio Source Separation. 2021 29th European Signal Processing Conference (EUSIPCO
https://www.rd.ntt/e/cs/team_project/media/signal/
articleICA03.dvi
listened to, straight after separation or after some post-processing audio treatment. Most of the
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0085.pdf
Microsoft PowerPoint - C_パネル一覧0501.pptx
," IEEE/ACM Transactions on Audio, Speech and Language Processing, Vol. 23, No. 6, pp. 1042-1053, Jun
https://www.rd.ntt/cs/event/openhouse/2017/exhibition/17/poster17.pdf
信号処理研究グループ|NTTコミュニケーション科学基礎研究所|NTT R&D Website
," in Proc. WASPAA 2019 - IEEE Workshop on Applications of Signal Processing to Audio and Acoustics
https://www.rd.ntt/cs/team_project/media/signal/
A Method for Digital Image Watermarking Using ICA
different areas such as audio processing, biomedical signal processing, image processing and
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0036.pdf
IWAENC2003 Program
, Sharon Gannot (Technion - IIT), Baruch Berdugo (Lamar Signal Processing) [P3-12] Algorithm of a
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/preliminaryprogram.html
final.dvi
judgement is to be made by an ob- server relative to a statistical model of the signal, which generates a
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0057.pdf
IWAENC 2003 Online Proceedings
Rainer Martin, pp.1-6, [PDF] [T-2] The Automatic DJ: An Appealing and Instructive Signal Processing
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/cdrom/index.htm
"Speech Enhancement based on Linear Prediction Error Signals and Spectral Subtraction"
., “Enhancement of Reverberant Speech Using LP Residual Signal”, IEEE Trans, on Speech and Audio Processing, Vol
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/cdrom/data/0077.pdf
proc_toc.pdf
by Shoji Makino and Masato Miyoshi IEEE Japan Council IEEE Kansai Section IEEE Signal Processing
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/cdrom/proc_toc.pdf
program_for_web.pdf
WASPAA2007 2007 IEEE Workshop on Applications of Signal Processing to Audio and Acoustics Mohonk
https://www.rd.ntt/cs/team_project/icl/signal/waspaa2007/program_for_web.pdf
2020_booklet_en.pdf
Tawara Email: cs-openhouse-ml@hco.ntt.co.jp Signal Processing Research Group, Media Information
https://www.rd.ntt/cs/event/openhouse/2020/download/2020_booklet_en.pdf
0082.pdf
,” IEEE Trans. Acous- tics, Speech and Signal Processing, vol. 28, pp. 137–145, December 1980. [2] Y
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/cdrom/data/0082.pdf
ica2003_revise.doc
(ICA) processing has become one of the hottest and emerging areas in signal processing with solid
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0023.pdf
0041.pdf
, “Adaptive beamforming for audio signal acquisition,” in Adaptive Signal Processing: Applications to Real
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/cdrom/data/0041.pdf
Microsoft Word - 3E3495A9-54B4-18FBD3.doc
convolved audio source separation,” Proc. IEEE Workshop on Application of Signal Processing on Audio and
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0082.pdf
ica03.dvi
Model Signal Analysis Filter Bank Fig. 1. Basic perceptual audio coder architecture. MPEG-1 Layer-1
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0178.pdf
ica2003_gau2.dvi
blind source separation technique based on second order statistics. IEEE Trans. on Signal Processing, 45
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0208.pdf
Microsoft Word - uhle.doc
source signal are mutually statistical independent. This property is exploited in the algorithmic
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0127.pdf
0079.pdf
] S. M. Kay, Fundamentals of Statistical Signal Processing: Es- timation Theory, Prentice Hall PTR
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/cdrom/data/0079.pdf
ica_v11.dvi
in advanced statistics and signal processing, and it ap- plies to major fields such as audio
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0118.pdf
Dr.Naonori Ueda | NTT R&D Website
Statistical Mathematics), August. 2007. "Multimedia Signal Processing," Osaka University, May 2007
https://www.rd.ntt/e/organization/researcher/fellow/f_003.html
Microsoft Word - ica_new.doc
on Oral Air Flow During Phonation”, IEEE Trans. on Acoustics, Speech, and Signal Processing, Vol.ASSP
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0182.pdf
0179.pdf
in signal compression, audio characterization and retrieval. In this paper we present an information
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0179.pdf
0037.pdf
., Kim, N.S., Sung, W., A Statistical Model-Based Voice Activity Detection, IEEE Signal Processing
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0037.pdf
0058.pdf
cancellation—an over view of fundamental problem,” IEEE Signal Processing Lett., vol. 2, no. 8, pp. 148–151
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/cdrom/data/0058.pdf
Author Guidelines for 8
successfully used in many fields as medicine, telecommunications, audio processing or rotating machine
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0121.pdf
p.dvi
is as follows. Section 2 presents the signal mixing model and a statistical motiva- tion of the W
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0171.pdf
paper0047.dvi
International Conference on Audio, Speech and Signal Processing, Salt Lake City, USA, May 2001, vol. III, pp
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0047.pdf
pp.dvi
database. 1. INTRODUCTION Human aural discrimination typically manifests itself by ca- pability of audio
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0177.pdf
Smart Traffic Coordination via Learnable Digital Twins-Future Possibilities of Distributed Deep Learning | NTT R&D Website
, Society, and the Environment AI Hears Your Voice as if It Were Right Next to You-Audio Processing
https://www.rd.ntt/e/research/JN202208_19150.html
0044.pdf
processing technologies such as blind signal separation (BSS) are necessary to separate it. In BSS, it is
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0044.pdf
A Digital Watermarking Scheme Based on ICA
application has been the focus in the field of signal processing. To do ICA is to find a certain linear
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0034.pdf
Learning and Intelligent Systems Research Group | NTT Communication Science Laboratories | NTT R&D Website
International Conference on Acoustics, Speech and Signal Processing (ICASSP), April 2025. Hiroshi Sawada, Kazuo
https://www.rd.ntt/e/cs/team_project/icl/ls/
iwaenc2003_2.dvi
, “Adaptive blind signal processing - neural network applications,” Proc. IEEE, vol. 86, no. 10, pp. 2026–2048
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/cdrom/data/0052.pdf
paper0048.dvi
sinusoidal fouth- order contrast,” in International Conference on Audio, Speech and Signal Processing, Salt
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0048.pdf
0063.pdf
NONSTATIONARITY Herbert Buchner, Robert Aichner, Walter Kellermann Multimedia Communications and Signal Processing
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/cdrom/data/0063.pdf
0009.pdf
Advanced Brain Signal Processing, BSI RIKEN, 2-1, Hirosawa, Wakoh-City, Saitama 351-0198, Japan
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0009.pdf
Pursuing Elegance and Creating a Research-goal Umbrella | NTT R&D Website
solving that problem based on a statistical signal-processing approach[2]. Fig. 1. Process of generating a
https://www.rd.ntt/e/research/JN202008_6056.html
0005.pdf
, Israel 2Lamar Signal Processing Ltd., Andrea Electronics Corp., P.O.Box 573, Yokneam Ilit 20692, Israel
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/cdrom/data/0005.pdf
H1-H4
Signal Processing (ICASSP), pp. 4910-4914, 2017. 図2:表情改善のためのフィードバックシステムの動作例 あなた専用のお手本映像で上達支援 深層学習によるメデ
https://www.rd.ntt/cs/event/openhouse/2017/talk/research2/talk_kaneko.pdf
Communication with Desired Voice | NTT R&D Website
on Acoustics, Speech and Signal Processing (ICASSP), Brighton, UK, May 2019. [4]K. Tanaka, T. Kaneko
https://www.rd.ntt/e/research/JN202009_6715.html
ica03.dvi
Identification In microphone array signal processing the time delay be- tween adjacent microphones can be
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0156.pdf
知能創発環境研究グループ|NTTコミュニケーション科学基礎研究所|NTT R&D Website
International Conference on Acoustics, Speech and Signal Processing (ICASSP), April 2025. Hiroshi Sawada, Kazuo
https://www.rd.ntt/cs/team_project/icl/ls/
0217.pdf
Signal Processing, 48(7):2083– 2091, 2000. [4] N.V. Hartvig. Spatial mixture modelling of fMRI data
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0217.pdf
0008.pdf
Advanced Brain Signal Processing, BSI RIKEN, 2-1, Hirosawa, Wakoh-City, Saitama 351-0198, Japan� Department
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0008.pdf
New Technology for Measurement and Analysis of Biological Sounds and Electrocardiographic Signals—Toward Early Detection of Heart Disease and Rehabilitation by Using Personal Heart Modeling|NTT R&D Website
biological information as signals are captured, and signal-processing and machine-learning technologies are
https://www.rd.ntt/e/research/JN202105_13527.html
Personal Heart Modeling Using Mobile Sensing | NTT R&D Website
European Signal Processing Conference (EUSIPCO 2020), pp. 1452–1456, Amsterdam, Netherlands, Jan. 2020. [5
https://www.rd.ntt/e/research/JN202208_19145.html
Abstracts of all papers, ICA2003
and ICA have direct connections to one such area--adaptive signal processing--resulting in novel
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/abst.html
Abstracts of all papers, ICA2003
concepts in BSS and ICA have direct connections to one such area--adaptive signal processing--resulting in
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/abst.htm
0020.pdf
. INTRODUCTION It is a fundamental and important problem to reduce the noise in the field of audio signal
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/cdrom/data/0020.pdf
proc_toc.pdf
Multimedia Signal Processing (April 3, 16:45-18:15) [Invited Paper] [SIS2A-1] Independent Component Analysis
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/proc_toc.pdf
0031.pdf
separation technique based on second order statis- tics,” IEEE Trans. Signal Processing, vol. 45, no. 2, pp
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0031.pdf
ICA2003 Online Proceedings
Invited Session 2A: ICA/BSS for Multimedia Signal Processing [SIS2A-1, Invited Paper] Independent
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/index.htm
0096.pdf
Buchner, Robert Aichner, Walter Kellermann Multimedia Communications and Signal Processing, University of
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0096.pdf
lsdiag.dvi
source separation technique based on second order statistics,” IEEE Trans. on Signal Processing, vol. 45
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0169.pdf
Program of ICA2003
:15-16:45) Special Invited Session 2A: ICA/BSS for Multimedia Signal Processing (April 3, 16:45-18
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/program.html
Inclusive Core: Integrative and Cooperative Network Architecture for the 6G/IOWN Era - White paper | NTT R&D Website
terminal and service. That is, signal processing when congestion occurs would be performed on the basis of
https://www.rd.ntt/e/ns/inclusivecore/whitepaper_ver2.html
Inclusive Core: Integrative and Cooperative Network Architecture for the 6G/IOWN Era - White paper | NTT R&D Website
communication services carrying audio and video content and data. At that time, information-processing
https://www.rd.ntt/e/ns/inclusivecore/whitepaper_ver1.html
abst.pdf
/BSS for Multimedia Signal Processing (April 3, 16:45-18:15, 1F Noh-Theatre) Organizer and Chair: Jan
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/abst.pdf
abst.pdf
/BSS for Multimedia Signal Processing (April 3, 16:45-18:15, 1F Noh-Theatre) Organizer and Chair: Jan
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/abst.pdf
Author Guidelines for 8
. Comon, “Independent Component Analysis, a New Concept?” Signal Processing, vol. 36, no. 3, pp. 287-314
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0083.pdf
Microsoft Word - ñžHˆ,S¤ó¯ëü·Ö³¢Ûï¤ÈÚüÑ_r2.0-r1.1Ùü¹.docx
services carrying audio and video content and data. At that time, information-processing applications
https://www.rd.ntt/e/ns/2023/11/09/InclusiveCore-Whitepaper-v2.1_en.pdf
C:\A.Tonazzini\Lavori\Lavori_in_corso\ICA_2003\ica2003#2.dvi
- search topic in signal processing in the last decade, has only very recently received attention in image
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0071.pdf
Microsoft Word - ñžHˆ,S¤ó¯ëü·Ö³¢Ûï¤ÈÚüÑ_r1.1.docx
terminal and service. That is, signal processing when congestion occurs would be performed on the basis of
https://www.rd.ntt/e/ns/2023/11/07/InclusiveCore-Whitepaper en r1.2.pdf
0070.pdf
adaptive fil- tering,” IEEE Signal Processing Magazine, vol. 9, no. 1, pp. 14–37, Jan. 1992. [10] M. Joho
https://www.rd.ntt/cs/team_project/icl/signal/iwaenc03/cdrom/data/0070.pdf
0090.pdf
. Cardoso, “Blind source separation— semiparametric statistical approach,” IEEE Trans. Signal Processing
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0090.pdf
0129.pdf
. Laheld, “Equivariant adaptive source separation,” IEEE Trans. on Signal Processing, vol. 44, no. 12, pp
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0129.pdf
0054.pdf
FREQUENCY DOMAIN Wenwu Wang, Jonathon A. Chambers, and Saeid Sanei Centre for Digital Signal Processing
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0054.pdf
Microsoft Word - ica2003_aica_fin.doc
processing, bio-medical, molecular, communications, audio, speech, sonar, astro-physics, textual-topics etc
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0147.pdf
上田 修功 | NTT R&D Website
理論ワークショップ 実行委員長, 2003年. Program Committee, IEEE Neural Networks for Signal Processing (NNSP), 2001
https://www.rd.ntt/organization/researcher/fellow/f_003.html
oh2017_booklet.pdf
Acoustics, Speech and Signal Processing (ICASSP), pp. 4910-4914, 2017. 図2:表情改善のためのフィードバックシステムの動作例図1:「あなた専用
https://www.rd.ntt/cs/event/openhouse/2017/download/oh2017_booklet.pdf
oh1013_booklet.pdf
speech and audio signals Generative modeling approach to speech and audio signal processing 音や声から隠れた情報を取り
https://www.rd.ntt/cs/event/openhouse/2013/download/oh1013_booklet.pdf
2019_booklet.pdf
. International Conference on Acoustics, Speech, and Signal Processing (ICASSP) , 2019. [2] S. Ikawa, K. Kashino
https://www.rd.ntt/cs/event/openhouse/2019/download/2019_booklet.pdf